Netgear extender setup is a process of installing and configuring a Netgear range extender to expand the coverage of an existing wireless network. To set up the extender, connect it to a power source and your computer or mobile device. Then, log in to the extender's web interface and follow the on-screen instructions to configure the device. You will need to select your existing network and enter the network password to complete the setup. Once configured, the extender will amplify the wireless signal and extend the coverage area of your network, providing a stronger and more reliable wireless connection throughout your home or office.